To calculate the overall star rating and percentage breakdown by star, we do not use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyses reviews to verify trustworthiness.
I found the security seal at mouh of the bottle unsealed...it was already opened. So is this genuine product? And why was the seal tampered? It was really upsetting as i reckon the product is no longer credible.